definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
Sajarah
asal
-
usa
panemu
rj Hauy
Ora dingerteni
Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
plutonic
-
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque